@media screen and (max-width:1299px) {
	li {
		list-style: none;
		margin-left: 0px;
		margin-right: 35px;
		margin-top: 40px;
		float: left;
	}

	section {
		width: 1200px;
	}

	.center-rigth {
		float: left;
		height: 80%;
		width: 80%;
	}

	.center-rigth h3 {
		display: inline-block;
		color: #000000;
		font-size: 20px;
	}

	.center-left {
		float: left;
		height: 80%;
		width: 20%;
	}


	.title {
		font-size: 23px;
	}

	.size {
		margin-top: 25px;
		border-bottom: 1px solid black;
	}

	.select-box {
		width: 100%;
		margin-top: 3%;
		margin-bottom: 10%;
	}

	.select-box-age {
		margin-right: 60px;
		width: 23%;
	}

	.select-box-base {
		width: 35%;
	}

	.box-title {
		font-weight: 700;
		font-size: 15px;
		margin-right: 20px;
	}

	/* -----------------------下面的整体的div-------------------- */
	#text-center {
		margin-top: 20px;
		height: 820px;
		width: 80%;
	}

	/* ----------------------------最左边的div----------------- */
	.text-center-left {
		height: 100%;
		float: left;
		width: 30%;
		border: 1px solid #E5E5E5;
	
	}

	/* 图文列表头部 */
	.text-center-left-title {
		padding: 5%;
		font-size: 15px;
		width: 100%;
		border-bottom: 1px solid #E5E5E5;
	}

	/* 下面装列表的div */
	.text-center-left-list {
		margin-top: 15px;
		height: 90%;
		width: 100%;
	}

	.left-list {
		width: 100%;
		margin-top: 20px;
		height: 80px;
		border-bottom: 1px solid #E5E5E5;
		border-top: 1px solid #E5E5E5;
	}

	/* 图片 */
	.left-list .left-list-div-one {
		width: 60px;
		margin-top: 4%;

		float: left;
		margin-left: 3%;
	}

	.left-list .left-list-div-one>img {
		max-width: 100%;
		max-height: 100%;
	}

	.left-list .left-list-div-two {
		float: left;
		width: 60%;
		margin-top: 5%;
		font-size: 12px;
		margin-left: 3%;
	}

	.left-list .left-list-title {
		font-size: 13px;
		font-weight: 800;

	}

	.left-list .left-list-center {
		text-overflow: -o-ellipsis-lastline;
		overflow: hidden;
		text-overflow: ellipsis;
		display: -webkit-box;
		-webkit-line-clamp: 2;
		-webkit-box-orient: vertical;
	}

	/* -------------------------左边的div 1 --------------------------- */
	.text-center-right{
		height: 100%;
		width: 69%;
		float: right;
		border: 1px solid #E5E5E5;
	}
	
	.text-center-right-one {
		height: 50%;
		float: left;
		width: 100%;
	}

	/* 第一部分主题： */
	.zhuti {
		margin-top: 2%;
		height: 10%;
		width: 95%;
		margin-left: 5%;
	}

	#zhuiti {
		display: inline-block;
		margin-right: 1.5%;
		font-size: 16px;
		height: 100%;
		line-height: 25px;
	}

	#title {
		display: inline;
		height: 100%;
		width: 65%;
		border: 1px solid #E5E5E5;
		text-indent: 1em;
	}

	/* 第二部分上传： */
	.shangchuan {
		display: block;
		height: 33%;
		margin-left: 5%;
		margin-top: 4%;
	}
	#shanghcuan {
		line-height: 148px;
		width: 40px;
		height: 100%;
		float: left;
		font-size: 15px;
		margin-right: 1%;
	}
/* 第三部分摘要： */
	.zhaiyao {
		margin-top: 4%;
		height: 30%;
		width: 95%;
		margin-left: 5%;
	}

	#zhaiyao {
		line-height: 150px;
		height: 100%;
		margin-right: 2%;
		font-size: 18px;
		float: left;
		font-size: 15px;
	}
	#textare {
		width: 65%;
		height: 100%;
		border: 1px solid #E5E5E5;
	}
/* -----------下面的第二部分------------- */
	.biaoti {
		height: 50%;
		float: left;
		width: 100%;
		border-top: 1px solid #E5E5E5;
	}
	#author-title{
		font-size: 17px;
	}
	.authors {
		margin-top: 1%;
		margin-bottom: 1%;
		height: 8%;
		width: 95%;
		margin-left: 3%;
		font-size: 14px;
		border: none;
		outline: medium;
	}

	.program {
		height: 60%;
	}

	#baocun {
		margin-left: 80px;
		width: 30%;
		margin-top: 4%;
		margin-bottom: 100px;
	
	}
	
	
}
